9 letters · 15 points in Scrabble
noun a metric unit of length equal to one trillionth of a meter
originEtymology tree Proto-Celtic *bekkos Gaulish *bekkosbor.? Latin beccus Old Spanish bico Spanish picobor. English pico- English meter English picometer From pico- + meter.
Etymology from Wiktionary, CC BY-SA 3.0