saddleback

saddleback is defined in Webster's Unabridged Dictionary (1913) with 2 senses. The full text of each entry is reproduced verbatim below.

Definitions

  1. 1.Anything saddle-backed; esp., a hill or ridge having a concave outline at the top.
  2. 2.(Zoöl.) (a) The harp seal. (b) The great blackbacked gull (Larus marinus). (c) The larva of a bombycid moth (Empretia stimulea) which has a large, bright green, saddle-shaped patch of color on the back.

Source: Webster's Unabridged Dictionary, 1913 edition (public domain, via GCIDE / Project Gutenberg).

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