/tsuyt"gay'beuhr/ , n.
an environmental cue, as the length of daylight or the degree of temperature, that helps to regulate the cycles of an organism's biological clock.
[ 1970-75; Taktgeber an electronic synchronization device ]
/tsuyt"gay'beuhr/ , n.
an environmental cue, as the length of daylight or the degree of temperature, that helps to regulate the cycles of an organism's biological clock.
[ 1970-75; Taktgeber an electronic synchronization device ]
Random House Webster's Unabridged English dictionary. Полный английский словарь Вебстер - Random House . 2012