Meanings

evolute curve

involute

sanshin

characteristic curve

lingulate brachiopod (esp. species Lingula anatina)

nematode

secant method

twisted pair cable

Gantt chart

access line

analog line (circuit)

cabling diagram

spline curve

star-ring network

data circuit-terminating equipment

data-circuit

data concentrator

data circuit transparency

data transmission circuit

downward curve