circumcircle

noun 0.816

radius

noun 0.725

circumference

noun 0.714

radius vector

noun 0.662

incircle

noun 0.640

circ

noun 0.624

radius of action

noun 0.602

square circle

noun 0.598

radius of gyration

noun 0.579

diameter

noun 0.559

semidiameter

noun 0.553

unit circle

noun 0.552

small circle

noun 0.551

circular arc

noun 0.545

radian

noun 0.545

great circle

noun 0.544

hydraulic radius

noun 0.541

incenter

noun 0.535

osculating circle

noun 0.534

centre circle

noun 0.529

central angle

noun 0.525

perimeter

noun 0.524

circular

noun 0.522

circumcision

noun 0.522

semicircle

noun 0.521

circumfix

noun 0.521

circumflex

noun 0.519

turning circle

noun 0.518

circus ring

noun 0.515

traffic circle

noun 0.513

circumscription

noun 0.511

circular definition

noun 0.511

circumoral

noun 0.510

round

noun 0.507

radial

noun 0.507

encircling

noun 0.506

circumnavigator

noun 0.505

apothem

noun 0.503