Reptilian
adjective
Connected with reptiles, such as snakes, lizards, etc.
The lizard is a type of reptilian species.

Often appears as...
- reptilian species
- reptilian creature
adjective
Unlikable or creepy, often used to describe a person's characteristics or behavior.
His reptilian attitude towards his employees made him an unpopular boss.

Often appears as...
- reptilian behavior
- reptilian personality
Usage tips
Disapproving
Colloquial
adjective
Relating to the primitive part of someone's brain that controls basic survival functions.
When he got scared, his reptilian brain took over and he just ran.

Often appears as...
- reptilian brain
- reptilian instincts
Usage tips
Academic
adjective
Connected with reptiles, such as snakes, lizards, etc.
The lizard is a type of reptilian species.

Often appears as...
- reptilian species
- reptilian creature
adjective
Unlikable or creepy, often used to describe a person's characteristics or behavior.
His reptilian attitude towards his employees made him an unpopular boss.

Often appears as...
- reptilian behavior
- reptilian personality
Usage tips
Disapproving
Colloquial
adjective
Relating to the primitive part of someone's brain that controls basic survival functions.
When he got scared, his reptilian brain took over and he just ran.

Often appears as...
- reptilian brain
- reptilian instincts
Usage tips
Academic
Definition 1 of 3

Zoological Term
Used in biology, describes characteristics of reptiles and their kin.

His thesis focused on reptilian anatomy.
Not for People
Avoid using 'reptilian' for humans, unless in fictional contexts where humans have reptilian traits.

The character in the novel had reptilian eyes, a sign of his alien heritage.
Zoological Term
Used in biology, describes characteristics of reptiles and their kin.

His thesis focused on reptilian anatomy.
Not for People
Avoid using 'reptilian' for humans, unless in fictional contexts where humans have reptilian traits.

The character in the novel had reptilian eyes, a sign of his alien heritage.
Zoological Term
Used in biology, describes characteristics of reptiles and their kin.

His thesis focused on reptilian anatomy.
Not for People
Avoid using 'reptilian' for humans, unless in fictional contexts where humans have reptilian traits.

The character in the novel had reptilian eyes, a sign of his alien heritage.
Video examples
The brain in love PIPE...
It's way below your cognitive thinking process. It's below your emotions. It's part of what we call the reptilian core of the brain, associated with wanting, with motivation, with focus and with craving. In fact, the same brain region where we found activity becomes active also when you feel the rush of cocaine.
Video examples
A year in the life of...
she waddles in a lizard-like posture, her limbs moving horizontally to her spine. The platypus has many quirks. As a monotreme, she's part of the most ancient lineage of mammals alive today. Consequently, she has a curious mix of mammalian, avian, and reptilian features,
Video examples
Are Birds Modern-Day...
may have even had both reptilian and avian traits many ancient birds would also exhibit this mishmash of traits but eventually some of these avian dinosaurs evolved to have more recognizably bird-like characteristics one example is
Video examples
Freeman Dyson: Let's...
What would they need in order to grow on the surface? They'd need, first of all, to have a thick skin to protect themselves from losing water through the skin. So they would have to have something like a reptilian skin.
Video examples
Alligator Moms Are...
and inspects them, one by one. Her monstrous jaws spell doom for her prey, but a comfy nursery for her babies, as she ferries them to the river. They're like the minivans of the reptilian world.
Video examples
Ichthyosaurs 101 PIPE...
and pterosaurs ruled the sky, sea monsters called ichthyosaurs dominated the world's oceans. Ichthyosaurs were ancient reptilian predators. They first appeared about 251 million years ago
Video examples
The Antarctic's...
the leopard seal is three meters long it's almost got a reptilian appearance with its quite sinister smile it's difficult to know what the reaction
Video examples
Weirdest Animal...
groom them for algae parasites and dead skin lava lizards far smaller reptilian
Video examples
Best of Animal Teamwork...
lava lizards far smaller reptilian relatives have found their own ingenious
Video examples
Surprising Allies Help...
lava lizards far smaller reptilian relatives have found their own ingenious
Video examples
The brain in love PIPE...
It's way below your cognitive thinking process. It's below your emotions. It's part of what we call the reptilian core of the brain, associated with wanting, with motivation, with focus and with craving. In fact, the same brain region where we found activity becomes active also when you feel the rush of cocaine.
Video examples
A year in the life of...
she waddles in a lizard-like posture, her limbs moving horizontally to her spine. The platypus has many quirks. As a monotreme, she's part of the most ancient lineage of mammals alive today. Consequently, she has a curious mix of mammalian, avian, and reptilian features,
Video examples
Are Birds Modern-Day...
may have even had both reptilian and avian traits many ancient birds would also exhibit this mishmash of traits but eventually some of these avian dinosaurs evolved to have more recognizably bird-like characteristics one example is
Video examples
Freeman Dyson: Let's...
What would they need in order to grow on the surface? They'd need, first of all, to have a thick skin to protect themselves from losing water through the skin. So they would have to have something like a reptilian skin.
Video examples
Alligator Moms Are...
and inspects them, one by one. Her monstrous jaws spell doom for her prey, but a comfy nursery for her babies, as she ferries them to the river. They're like the minivans of the reptilian world.
Video examples
Ichthyosaurs 101 PIPE...
and pterosaurs ruled the sky, sea monsters called ichthyosaurs dominated the world's oceans. Ichthyosaurs were ancient reptilian predators. They first appeared about 251 million years ago
Video examples
The Antarctic's...
the leopard seal is three meters long it's almost got a reptilian appearance with its quite sinister smile it's difficult to know what the reaction
Video examples
Weirdest Animal...
groom them for algae parasites and dead skin lava lizards far smaller reptilian
Video examples
Best of Animal Teamwork...
lava lizards far smaller reptilian relatives have found their own ingenious
Video examples
Surprising Allies Help...
lava lizards far smaller reptilian relatives have found their own ingenious
Example 1 of 10
Quote examples
David Icke
English Footballer
The families in positions of great financial power obsessively interbreed with each other. But I'm not talking about one Earth race, Jewish or non-Jewish. I'm talking about a genetic network that operates through all races, this bloodline being a fusion of human and reptilian genes.

Quote examples
Matt Taibbi
American Author
Sarah Palin is a symbol of everything that is wrong with the modern United States. As a representative of our political system, she's a new low in reptilian villainy, the ultimate cynical masterwork of puppeteers like Karl Rove.

Quote examples
Julian Sands
British Actor
If you watch Olivier's interviews, he has this reptilian tongue; it seems too big for his mouth. My pursuit of that became distracting, so I let it go. The thrill was finding the right pair of glasses.

Quote examples
Gaspar Noe
Argentinian Director
Before being a person, man is an animal, with all its reptilian compulsions. And if at some point you block the conscious part of the mind, you've got all the reptilian compulsions that come out.

Quote examples
Bobcat Goldthwait
American Comedian
I'm making movies about people as flawed as myself and the viewers. So if you just have a reptilian brain and live your life simply by reacting to things, my movies aren't going to work for you.

Quote examples
Sam Fender
English Musician
I don't trust songs that can be played at a kid's party and a club at the same time. I just don't think it's right. There's something reptilian about that.

Quote examples
Linda Ronstadt
American Musician
I didn't love Jim Morrison. There was something very reptilian about him. And I didn't care for his singing, but his band! The Doors were fantastic.

Quote examples
Iain Banks
Scottish Writer
Smell is a very animal thing, almost reptilian, where the more cerebral things like reading less so.

Quote examples
David Icke
English Footballer
A group of reptilian humanoids, called the Babylonian Brotherhood, control humanity.

Quote examples
Bradley Whitford
American Actor
Misogyny is at the reptilian brain stem of a lot of right-wing politics.

Quote examples
David Icke
English Footballer
The families in positions of great financial power obsessively interbreed with each other. But I'm not talking about one Earth race, Jewish or non-Jewish. I'm talking about a genetic network that operates through all races, this bloodline being a fusion of human and reptilian genes.

Quote examples
Matt Taibbi
American Author
Sarah Palin is a symbol of everything that is wrong with the modern United States. As a representative of our political system, she's a new low in reptilian villainy, the ultimate cynical masterwork of puppeteers like Karl Rove.

Quote examples
Julian Sands
British Actor
If you watch Olivier's interviews, he has this reptilian tongue; it seems too big for his mouth. My pursuit of that became distracting, so I let it go. The thrill was finding the right pair of glasses.

Quote examples
Gaspar Noe
Argentinian Director
Before being a person, man is an animal, with all its reptilian compulsions. And if at some point you block the conscious part of the mind, you've got all the reptilian compulsions that come out.

Quote examples
Bobcat Goldthwait
American Comedian
I'm making movies about people as flawed as myself and the viewers. So if you just have a reptilian brain and live your life simply by reacting to things, my movies aren't going to work for you.

Quote examples
Sam Fender
English Musician
I don't trust songs that can be played at a kid's party and a club at the same time. I just don't think it's right. There's something reptilian about that.

Quote examples
Linda Ronstadt
American Musician
I didn't love Jim Morrison. There was something very reptilian about him. And I didn't care for his singing, but his band! The Doors were fantastic.

Quote examples
Iain Banks
Scottish Writer
Smell is a very animal thing, almost reptilian, where the more cerebral things like reading less so.

Quote examples
David Icke
English Footballer
A group of reptilian humanoids, called the Babylonian Brotherhood, control humanity.

Quote examples
Bradley Whitford
American Actor
Misogyny is at the reptilian brain stem of a lot of right-wing politics.

Example 1 of 10
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