单词 | bathyal |
释义 | > as lemmasˈbathyal ˈbathyal adj. Brit. /ˈbaθɪəl/ , U.S. /ˈbæθiəl/ [-al suffix1] pertaining to the zone between the continental shelf and the abyssal zone (see quots.).ΘΚΠ the world > the earth > water > sea or ocean > region of sea or ocean > [adjective] > deep parts abyssopelagic1844 benthal1881 Bassalian1885 bathyal1926 psychrospheric1973 1926 W. H. Twenhofel Treat. Sedimentation vii. 612 The bathyal environment of the sea bottom is that portion between 100 and 1000 fathoms. 1926 W. H. Twenhofel Treat. Sedimentation vii. 613 The same processes noted in connection with the neritic environment are operative in the waters and sediments of the bathyal, but probably with less intensity. 1944 A. Holmes Princ. Physical Geol. ii. xv. 314 The muds, etc., of the continental slope, and of similar depths around oceanic islands, belong to the bathyal zone; while the oozes of the deep ocean floor belong to the abyssal zone. 1961 J. Challinor Dict. Geol. 19/2 Bathyal, applied to the moderately deep seas beyond the continental shelf and down to an indefinite depth, various authorities taking 6,000 ft., 10,000 ft. &c., but approximately to the limit of the accumulation of the terrigenous deposits, beyond which are the abyssal depths. < as lemmas |
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