aposematic
adjective
apo·se·mat·ic ˌa-pə-si-ˈma-tik 
: being conspicuous and serving to warn
aposematic coloration in butterflies
aposematically
ˌa-pə-si-ˈma-ti-k(ə-)lē
adverb 
Example Sentences
Recent Examples on the Web The minute creatures are vibrantly colored and speckled (a phenomena called aposematic coloration) in order to deter predators from eating them. 
Daisy Hernandez, Popular Mechanics, 26 Jan. 2022
Daisy Hernandez, Popular Mechanics, 26 Jan. 2022 Word History
Etymology
apo- + Greek sēmat-, sēma sign
First Known Use
1890, in the meaning defined above
- unprogrammed
- unprogressive
- unprogressively
- unprohibited
- unprojected
- unprolific
- unpromising
- unpromisingly
- unprompted
- unpromulgated
- unpronounceable
- unpronounced
- unprop
- unproper
- unpropertied
- unprophetic
- unprophetically
- unpropitious
- unpropitiously
- unpropitiousness
- unpropitiousnesses
- unproportionable
- unproportionably
- unproportionate
- unproportionately