Word: backstep
Part of speech: Noun
Syllables: back
step
Definition: An abrupt subsidence or change in deposition preserved in the sedimentary record due to a marine transgression.
Morphemes:
Affix: back
Language: en
PoS: Verb
Meaning: To change direction contrary to the normal pattern; that is, to shift anticlockwise in the northern hemisphere, or clockwise in the southern hemisphere.
Affix: step
Language: en
PoS: Noun
Meaning: A change of position effected by a motion of translation.