Definition of Allen's rule in English:

Allen's rule

noun ˈalənz ˌruːl

Zoology

An empirical rule according to which the appendages of a warm-blooded animal are smaller in populations occupying the cooler parts of its geographical range.

Origin

1930s; earliest use found in Warder Clyde Allee (1885–1955). From the genitive of the name of Joel A. Allen, United States zoologist, who first formulated the rule in 1877 (Radical Rev. 1 116) + rule.

Definition of Allen's rule in US English:

Allen's rule

nounˈalənz ˌruːl

Zoology

An empirical rule according to which the appendages of a warm-blooded animal are smaller in populations occupying the cooler parts of its geographical range.

Origin

1930s; earliest use found in Warder Clyde Allee (1885–1955). From the genitive of the name of Joel A. Allen, United States zoologist, who first formulated the rule in 1877 ( Radical Rev 1 116) + rule.

单词	Allen's rule
释义	Definition of Allen's rule in English: Allen's rule noun ˈalənz ˌruːl Zoology An empirical rule according to which the appendages of a warm-blooded animal are smaller in populations occupying the cooler parts of its geographical range. Origin 1930s; earliest use found in Warder Clyde Allee (1885–1955). From the genitive of the name of Joel A. Allen, United States zoologist, who first formulated the rule in 1877 (Radical Rev. 1 116) + rule. Definition of Allen's rule in US English: Allen's rule nounˈalənz ˌruːl Zoology An empirical rule according to which the appendages of a warm-blooded animal are smaller in populations occupying the cooler parts of its geographical range. Origin 1930s; earliest use found in Warder Clyde Allee (1885–1955). From the genitive of the name of Joel A. Allen, United States zoologist, who first formulated the rule in 1877 ( Radical Rev 1 116) + rule.
随便看	completely completely upright completement completeness completeness completenesses complete one's studies completer completer completers completes complete series complete shift complete success complete with completing completion completions completist completists completive completive complex complexation complexation