parabolic mirror

noun 0.731

plane mirror

noun 0.686

spherical geometry

noun 0.680

spheroidal

noun 0.665

spheroid

noun 0.654

spherical cap

noun 0.652

asphere

noun 0.616

sphericity

noun 0.611

sphere

noun 0.608

parabolic reflector

noun 0.603

convex lens

noun 0.599

spherule

noun 0.587

celestial sphere

noun 0.585

hypersphere

noun 0.577

reflecting telescope

noun 0.577

mirror will

noun 0.574

mirror

noun 0.568

paraboloid

noun 0.567

micromirror

noun 0.557

ocular

noun 0.557

retroreflector

noun 0.557

armillary sphere

noun 0.553

optical flat

noun 0.552

two-way mirror

noun 0.550

homology sphere

noun 0.550

rear-view mirror

noun 0.539

hyperboloid

noun 0.538

ellipsoid of revolution

noun 0.533

spherulite

noun 0.532

one-way mirror

noun 0.524

fisheye lens

noun 0.523

globe

noun 0.523

circular cone

noun 0.521

ellipsoid

noun 0.520

dressing mirror

noun 0.519

planisphere

noun 0.519

solid angle

noun 0.518

geodesic dome

noun 0.517

globular

noun 0.516

small circle

noun 0.516

mirroring

noun 0.514

mirror image

noun 0.513

fisheye

noun 0.511

orbital symmetry

noun 0.511

light globe

noun 0.511

disco ball

noun 0.510

radar reflector

noun 0.510

magnetic lens

noun 0.508

reflector

noun 0.508

photosphere

noun 0.507

surface of revolution

noun 0.503

dome

noun 0.503

gravitational lens

noun 0.503

solar telescope

noun 0.502

specularity

noun 0.501

great circle

noun 0.501