Associations to the word «Tropism»

Wiktionary

TROPISM, noun. (biology) the turning of an organism in response to a stimulus, either towards or away from the stimulus
TROPISM, noun. (virology) viral tropism, or which type of tissue supports a certain virus

Dictionary definition

TROPISM, noun. An involuntary orienting response; positive or negative reaction to a stimulus source.

Wise words

In words, as fashions, the same rule will hold; Alike fantastic, if too new, or old: Be not the first by whom the new are tried, Nor yet the last to lay the old aside.
Alexander Pope