look-alike

UK: /ˈlʊkəlaɪk/ US: /ˈlʊkəˌlaɪk/ ,(lŏŏk′ə līk′)

WordReference Random House Learner's Dictionary of American English © 2025

look-a•like /ˈlʊkəˌlaɪk/   n. [countable]

1. a person or thing that resembles another closely;
   a double.

WordReference Random House Unabridged Dictionary of American English © 2025

look-a•like  (lŏŏk′ə līk′), n. 

1. a person or thing that looks like or closely resembles another;
   double.
2. Computing a compatible:
   The leading brand of computer was expensive so they bought cheap look-alikes.
3. Drugs a pill or capsule that contains nonprescription stimulants, as caffeine and ephedrine, but is made to appear like one containing illegal or prescription stimulants, as amphetamine or biphetamine.

adj. 

4. being or characteristic of a look-alike. Also, look′a•like′. 

• noun, nominal use of verb, verbal phrase look alike 1945–50