copulin
English
Etymology
copulate
+
-in
Noun
copulin
(
plural
copulins
)
(
biochemistry
)
Any of a class of
aliphatic
acids
that are found in
vaginal
fluids
and used to
signal
ovulation
.
Catalan
Verb
copulin
third-person plural present subjunctive form of
copular
third-person plural imperative form of
copular
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