descent
/dɪˈsɛnt/
noun
Meaning
An instance of descending; act of coming down.
"We climbed the mountain with difficulty, but the descent was easier."
A way down.
"We had difficulty in finding the correct descent."
A sloping passage or incline.
"The descent into the cavern was wet and slippery."
Lineage or hereditary derivation.
"Our guide was of Welsh descent."
A drop to a lower status or condition; decline.
"After that, the holiday went into a steep descent."
A falling upon or invasion.
A particular extension of the idea of gluing. See Descent (mathematics).