| 释义 |
for·men·kreis
\ˈfȯrmənˌkrīs\ noun
(plural formenkrei·se \-īzə\ ; or formenkreis·es \-īsə̇z\)
Etymology: German, literally, cycle of forms, from formen, plural of form (from Middle High German forme, from Latin forma) + kreis circle, cycle — more at form, artenkreis
: a polytypic species (as of birds) |