autochthonous
/ɔːˈtɒkθənəs//ɔˈtɑkθənəs/
构词拆解
-ous
后缀
- -ous
- Used to form adjectives from nouns, to denote: · (chemistry) Used in chemical nomenclature to name chemical compounds in which a specified chemical element has a lower oxidation number than in the equivalent compound whose name ends in the suffix -ic. For example sulphuric acid (H2SO4) has more oxygen atoms per molecule than sulphurous acid (H2SO3). See Inorganic nomenclature.
词源说明
Literally, “native to the soil”; from autochthon + -ous.
释义
形容词adjective
- 1Native to the place where found; indigenous.
- 2(biology, medicine) Originating where found; found where it originates.
- 3(geology) Buried in place, especially of a fossil preserved in its life position without disturbance