D defs.my
Entry 2 senses Webster, 1913

Pier

/pîr/ · IPA /pɪɹ/
01 n. Any detached mass of masonry, whether insulated or supporting one side of an arch or lintel, as of a bridge; the piece of wall between two …
  1. 1.
    Any detached mass of masonry, whether insulated or supporting one side of an arch or lintel, as of a bridge; the piece of wall between two openings.(Arch.)
  2. 2.
    A projecting wharf or landing place.
Phrases & compounds
Abutment pier — the pier of a bridge next the shore; a pier which by its strength and stability resists the thrust of an arch.
Pier glass — a mirror, of high and narrow shape, to be put up between windows.
Pier table — a table made to stand between windows.