monocotyledon

mono- +‎ cotyledon

• IPA^(key): /ˌmɒnəˌkɒtɪˈliːdən/

monocotyledon (plural monocotyledons)

1. (botany) Any plant whose seedlings typically have one cotyledon (seed leaf) (in contrast to the two cotyledons typical of dicots), thereby belonging to the taxonomic monocots, formerly variously known as Monocotyledones, Monocotyledonae, or Liliopsida, a class in the angiosperms (Angiospermae), the flowering plants.

• Outside definitions or strict taxonomic usage, monocot is the preferred form.

• (plant with single seed leaf): monocot, liliopsid

• (plant with single seed leaf): grass, lily, orchid, palm

• dicotyledon