(chemistry) A calibration technique for quantification that involves adding known amounts of a substance to an aliquot of an analyte.

(chemistry) An aromatic oil extracted from the European broad-leaved lavender, or aspic (Lavendula spica), used in varnish and in veterinary medicine.

(US) Three horses, or a horse and a yoke of oxen, harnessed together, a horse leading the oxen or the span.

plural of spike addition

plural of spike lavender

plural of spike train

plural of spike team

(music) Any of a number of stringed instruments in which the handle passes diametrically through the resonator and which are played with a bow.

(geology) A geologic marker created by a global event that leads to long lasting global changes recorded in the geologic record that can be used to indicate a change in a geologic time division such as an epoch, age, era.

A lightweight shoe with spikes screwed into its bottom in order to maximize traction (and therefore performance) when running or jumping.