semiaquatic

adjective

semi·​aquat·​ic ˌse-mē-ə-ˈkwä-tik 

-ˈkwa-,

ˌse-ˌmī-,

-mi-

: growing equally well in or adjacent to water

also : frequenting but not living wholly in water

Examples of semiaquatic in a Sentence

Recent Examples on the Web

The team found that internally, the fossil had characteristics of the semiaquatic platypus: a thicker bone wall and smaller central cavity. —Amanda Schupak, CNN Money, 30 Apr. 2025

Its Homemade ‘Diving Bell’ There are semiaquatic spiders out there. —Scott Travers, Forbes.com, 20 Apr. 2025

As semiaquatic ambush predators, today’s crocodylians primarily occupy similar ecological roles in a wide variety of environments. —Laura Baisas, Popular Science, 16 Apr. 2025

By the end-Cretaceous mass extinction event, most of the survivors were the semiaquatic generalists and one group of aquatic carnivores. —Laura Baisas, Popular Science, 16 Apr. 2025

Word History

First Known Use

1833, in the meaning defined above

Rhymes for semiaquatic

• antibiotic
• antipsychotic
• antithrombotic
• epizootic
• homoerotic
• psychoneurotic
• unpatriotic
• xenobiotic
• abiotic
• aeronautic
• apoptotic
• asymptotic

Kids Definition

semiaquatic

adjective

semi·​aquat·​ic ˌsem-ē-ə-ˈkwät-ik 

ˌsem-ˌī-,

-ˈkwat-

: growing well in or very near water

also : living near and often entering water but not living in it