amasthenic
English
Etymology
(This etymology is missing or incomplete. Please add to it, or discuss it at the Etymology scriptorium.)
Adjective
amasthenic (not comparable)
- (photography) Uniting the rays of light into one focus, as a certain kind of lens does.
Synonyms
References
- “amasthenic”, in Webster’s Revised Unabridged Dictionary, Springfield, Mass.: G. & C. Merriam, 1913, →OCLC.