alligator

noun

al·​li·​ga·​tor ˈa-lə-ˌgā-tər 

1

: either of two large carnivorous, thick-skinned, long-bodied, aquatic, crocodilian reptiles (Alligator mississippiensis of the southeastern U.S. and A. sinensis of China) that have a broad head with a slightly tapered, long, rounded, U-shaped snout and a special pocket in the upper jaw for reception of the enlarged lower fourth tooth

broadly : crocodilian

2

: leather made from alligator hide

Illustration of alligator

• alligator 1

Examples of alligator in a Sentence

Recent Examples on the Web

The largest alligator in Gatorland’s history has died. —Dewayne Bevil, The Orlando Sentinel, 8 Apr. 2026

Hard-driving former Daily News co-publisher Fred Drasner, whose storied life included everything from driving a cab in New York City to hunting alligators in Florida, died on Saturday. —Leonard Greene, New York Daily News, 7 Apr. 2026

Other large exotic animals most commonly seen in zoos, such as elephants, rhinoceroses, giraffes, crocodiles, alligators, hippopotamuses, kangaroos and wallabies, are all banned, with some specific exceptions for zoos and research facilities. —Stephen Underwood, Hartford Courant, 7 Apr. 2026

And one of the best ways to experience this is to take a 2-hour tour of Lake Dora and the connecting canals, where your guides will discuss the area's history and point out wildlife, including birds and large alligators. —Jennifer Prince, Southern Living, 5 Apr. 2026

Word History

Etymology

Spanish el lagarto the lizard, from el the (from Latin ille that) + lagarto lizard, from Vulgar Latin *lacartus, from Latin lacertus, lacerta — more at lizard

First Known Use

1591, in the meaning defined at sense 1

Phrases Containing alligator

• alligator clip
• alligator pear
• alligator snapper
• alligator snapping turtle

Rhymes for alligator

• activator
• actuator
• agitator
• allocator
• alternator
• animator
• annotator
• applicator
• arbitrator
• aspirator
• aviator
• calculator

Kids Definition

alligator

noun

al·​li·​ga·​tor ˈal-ə-ˌgāt-ər 

1

: either of two large short-legged reptiles resembling crocodiles but having a shorter and broader snout

2

: leather made from alligator's hide

Etymology

from Spanish el lagarto "the lizard"