See Also: ophidia(medicine)
petro-(2)(dictionary)
petro-(medicine)
petro-(1)(dictionary)
SOUTH SEA PETRO(finance)
petro-occipital(medicine)
SINOUNION PETRO(finance)
Petro-Canada(finance)
synchondrosis petro-occipitalis(medicine)
petro-occipital joint(medicine)

petro-(2) (iou) and ophidia (medicine)


petro-(2) (iou)



petro- combining form2.
[Abbreviation.]
Petroleum, oil.
petro-currency noun the currency of a petroleum-exporting country, of which the exchange rate varies chiefly with the fluctuations of the petroleum market L20.
petrodollar noun a notional monetary unit earned by a petroleum-exporting country L20.

ophidia (medicine)


ophidia
<zoology> The order of reptiles which includes the serpents.

The most important divisions are: the Solenoglypha, having erectile perforated fangs, as the rattlesnake; the Proteroglypha, or elapine serpents, having permanently erect fang, as the cobra; the Asinea, or colubrine serpents, which are destitute of fangs; and the Opoterodonta, or Epanodonta, blindworms, in which the mouth is not dilatable.

Origin: NL, fr. Gr, dim. Of a snake.

Source: Websters Dictionary