submarginal

adjective sub·mar·gin·al \ ˌsəb-ˈmärj-nəl , -ˈmär-jə-nᵊl \

Definition of submarginal

1 : adjacent to a margin or a marginal part or structure
  • submarginal spots on an insect wing
2 : falling below a necessary minimum
  • submarginal economic conditions

First Known Use of submarginal

1800

in the meaning defined at sense 1

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Medical Dictionary

submarginal

adjective sub·mar·gin·al \ ˌsəb-ˈmärj-nəl, ˈsəb-, -ən-ᵊl \

medical Definition of submarginal

1 : adjacent to a margin or a marginal part or structure
  • submarginal areas of the gingiva
2 : falling below a necessary minimum
  • submarginal diets

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