sextic

noun 0.698

sextile

noun 0.693

octant

noun 0.676

sext

noun 0.673

quadrant

noun 0.620

sextuple

noun 0.600

sextupole

noun 0.584

astrolabe

noun 0.582

sextet

noun 0.582

theodolite

noun 0.581

sexto

noun 0.578

secant

noun 0.565

quadrantal

noun 0.555

bisector

noun 0.548

second of arc

noun 0.548

spyglass

noun 0.546

sextuplet

noun 0.546

protractor

noun 0.543

sexton

noun 0.543

sundial

noun 0.541

celestial navigation

noun 0.541

telescope

noun 0.536

sixth

noun 0.535

magnetic compass

noun 0.530

sect

noun 0.530

sexagesimal

noun 0.530

sen

noun 0.526

quadrat

noun 0.523

stereonet

noun 0.522

semiaxis

noun 0.521

cosecant

noun 0.521

sax

noun 0.520

sestet

noun 0.519

seax

noun 0.517

saxophone

noun 0.516

quaternion

noun 0.514

marine chronometer

noun 0.513

azimuth

noun 0.511

spectrometer

noun 0.511

armillary sphere

noun 0.510

riflescope

noun 0.510

seg

noun 0.510

quadrature

noun 0.510

total station

noun 0.510

sec

noun 0.507

clinometer

noun 0.506

seismograph

noun 0.506

speedometer

noun 0.505

pair of compasses

noun 0.505

sixte

noun 0.504

longitude

noun 0.504

flight instrument

noun 0.503

semicircle

noun 0.502

spectrum analyzer

noun 0.502

quadrate

noun 0.501