sublocus

From sub- +‎ locus.

sublocus (plural subloci)

1. (mathematics) A subsidiary locus.
   • 2015, Edoardo Ballico, Francesco Bastianelli, Luca Benzo, “On large theta-characteristics with prescribed vanishing”, in arXiv‎^[1]:

     We prove that they describe a sublocus ${\displaystyle {\mathcal {G}}_{g}^{r}({\underline {k}})}$ of ${\displaystyle {\mathcal {M}}_{g,n}}$ having codimension at most ${\displaystyle g-1+{\frac {r(r-1)}{2}}}$.

2. (biology) A locus within a locus, such as araB, araA, araD within locus ara.

   Holonyms: locus < subband < band < region