megarippleとは 意味・読み方・使い方

発音

• (英国発音, 米国発音) IPA^(key): /ˈmɛɡəˈɹɪp(ə)l/, IPA^(key): /ˈˈmeɪɡəˈɹɪp(ə)l/
• ハイフネーション: me‧ga‧rip‧ple

名詞

megaripple (複数形 megaripples)

1. A giant ripple, typically of sand exposed to tidal action.
   • 1963, Paul Edwin Potter, Paleocurrents and Basin Analysis‎^[1], Brisbane, Queensland Museum, page 260:

     Generally these undulations are less than 1 meter long. Van Straaten (1953, p. 1—2) used the term megaripple for ripple marks with wave lengths (fig. 4-13) greater than 1 meter.

   • 1973, Selected Water Resources Abstracts 1973-08-15: Volume 6 Issue 16‎^[2], Superintendent of Government Documents, page 27:

     Orientations of megaripple and sandwave crestline appear to be controlled by the mean current direction.

   • 1990, Ronald Hamlyn-Harris, Memoirs of the Queensland Museum‎^[3], Brisbane, Queensland Museum, page 260:

     The epifauna of megaripples: species adaptations and population responses to disturbance.