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diathermy
diathesis
diatom
diatomaceous earth
diatomic
diatomite
diatonic
diatribe
diatropism
diazepam
diazine
diazo
diazole
diazonium salt
diazotize
diazotype
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diatropism

di·at·ro·pism [ dī áttrə pìzzəm ]


noun 
Definition:
 
plant growth at right angles: the tendency of a plant or plant part to grow at right angles in response to an external stimulus such as light


di·a·trop·ic [ d ə tróppik ] adjective
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