Definition of nycthemeral in English:

nycthemeral

(also nychthemeral)

adjective nɪkˈθɛm(ə)rəlnɪkˈθɛm(ə)r(ə)l

Physiology Biology

Designating or characterized by a variation that occurs in a period of twenty-four hours, especially corresponding to the contrast between day and night.

Early 20th century; earliest use found in Nature: a weekly journal of science. From nycthemer- + -al. Compare French nyctéméral, nycthéméral.

(also nychthemeral)

adjective

Physiology Biology

Designating or characterized by a variation that occurs in a period of twenty-four hours, especially corresponding to the contrast between day and night.

Early 20th century; earliest use found in Nature: a weekly journal of science. From nycthemer- + -al. Compare French nyctéméral, nycthéméral.

词汇	nycthemeral
释义	Definition of nycthemeral in English: nycthemeral (also nychthemeral) adjective nɪkˈθɛm(ə)rəlnɪkˈθɛm(ə)r(ə)l Physiology Biology Designating or characterized by a variation that occurs in a period of twenty-four hours, especially corresponding to the contrast between day and night. Origin Early 20th century; earliest use found in Nature: a weekly journal of science. From nycthemer- + -al. Compare French nyctéméral, nycthéméral. Definition of nycthemeral in US English: nycthemeral (also nychthemeral) adjective Physiology Biology Designating or characterized by a variation that occurs in a period of twenty-four hours, especially corresponding to the contrast between day and night. Origin Early 20th century; earliest use found in Nature: a weekly journal of science. From nycthemer- + -al. Compare French nyctéméral, nycthéméral.
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