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semilattice

noun

Etymology

From semi- + lattice.

  1. derived from *(s)latn-✻
  2. derived from *laþô✻ — “board; plank; ledge”
  3. derived from *lattu✻ — “a lath”
  4. derived from lattis
  5. derived from lattis
  6. derived from latis
  7. prefixed as semilattice — “semi + lattice”

Definitions

  1. A partially ordered set that either has a join (a least upper bound) for any nonempty…

    A partially ordered set that either has a join (a least upper bound) for any nonempty finite subset (a join-semilattice or upper semilattice) or has a meet (or greatest lower bound) for any nonempty finite subset (a meet-semilattice or lower semilattice). Equivalently, an underlying set which has a binary operation which is associative, commutative, and idempotent.

The neighborhood

Vish — recursive loop

No curated loop yet for semilattice. Loops are being traced one word at a time while the ingestion pipeline matures.

sense glosses and etymology drawn from English Wiktionary · source · CC-BY-SA