(astronomy) A major grouping of stars represented on a Hertzsprung-Russell diagram by a nearly uniform band of increasing luminosity with increasing surface temperature.

(genetics) The sequence at the 5' end of an mRNA molecule that is not translated into protein.

A suite of rocks containing a variety of separate strata, with an overall lithology that can be used to interpret the paleoenvironment of deposition over a certain period.

A DNA or protein sequence with a high degree of sequence identity to other sequences in that species, or in others.

plural of rock sequence

(genetics) The string of base pairs (adenine, thymine, cytosine, and guanine) which, when arranged in triplets to form codons, create a DNA string which encodes polypeptides.

(mathematical analysis) a sequence which converges

(mathematical analysis) Any sequence x_n in a metric space with metric d such that for every 𝜀>0 there exists a natural number N such that for all k,m>N, d(x_k,x_m)<𝜀.

plural of convergent sequence

plural of Cauchy sequence