(medicine) Any disorder characterised by symptoms associated with autism.

plural of broad-spectrum antibiotic

plural of spectrum

(thermodynamics) The heat capacity per unit mass

(physics) An absorption or emission spectrum consisting of bands of closely-spaced lines; characteristic of polyatomic molecules.

(physics) The energy of a substance measured per unit mass

(obsolete) In respect to kind / (law, finance) In the actual form, especially in the context of a distribution of assets or a loan repayment.

Alternative spelling of Saturday-night special

Any morbid fear of specific objects or situations, such as fingers, injections, or darkness.

(taxonomy) A scientific name at the rank of species, with two terms: the generic name (or generic epithet, the genus of the species) and the specific name (a term used only in zoology, never in botany, for the second part of a binomial) or the specific epithet (the term always used in botany, which can also be used in zoology).