adverb / preposition / adjective / verb
down
DOWN/daʊn/
Toward or at a lower position.
An older woman walks down the stairs toward the lower landing.

Etymology
Old English ofdune originally meant “off the hill.” That concrete image of leaving higher ground became the general direction toward a lower place.
In context
all of these regions also project back down from regions where they got input from. And so, they're in a position to modulate uh processing at lower levels.
More examples
- Please put the heavy box down on the floor.
- The bakery is just down the street.
- Strong winds downed several trees last night.
- Our team is down by three points.
Forms
down · downs · downed · downing
downstairs adverb — Toward or on a lower floor.