(organic chemistry) Any of several synthetic insecticides having a structure based on pyrethrin.
pyridazine
pyridazine
noun
(organic chemistry) A diazine in which the two nitrogen atoms are in the ortho- positions; many of its derivatives are pharmaceuticals, herbicides etc
pyridinize
pyridoxine
pyridoxine
noun
(biochemistry) A derivative of pyridine, 4,5-bis(hydroxymethyl)-2-methylpyridin-3-ol, found in fish, liver, cereals and yeast, and essential for the metabolism of amino acids and starch.
pyrimidine
pyrimidine
noun
(organic chemistry) A diazine in which the two nitrogen atoms are in the meta- positions; it is the basis of three of the bases found in DNA and RNA: thymine, uracil and cytosine
pyroxenoid
pyroxenoid
noun
(mineralogy) any of a large group of minerals physically resembling pyroxene
pythonidae
redisplays
redisplays
noun
plural of redisplay
verb
Third-person singular simple present indicative form of redisplay
sisyphides
speedingly
speedingly
Adverb
With speed; rapidly.
sphyraenid
sphyraenid
noun
(zoology) Any barracuda in the family Sphyraenidae.
sphyrnidae
spiritedly
spiritedly
adv
In a spirited manner; with spirit; enthusiastically.
splendidly
splendidly
adv
In a splendid manner.
stipendary
stipendary
adj
(of a job or employment) Paid (sometimes at a low level, but not voluntary).
(of a person) In receipt of a regular payment; salaried
Of or pertaining to a stipend.
stylopidae
stylopized
subtepidly
superdeity
superdying
superedify
sylphidine
synopsised
synopsised
verb
simple past tense and past participle of synopsise
synopsized
synopsized
verb
simple past tense and past participle of synopsize
syphilized
syphilized
verb
simple past tense and past participle of syphilize
trepidancy
trepidancy
noun
(rare) Trembling caused by fear or nervous agitation.