spring equinox

noun 0.869

autumnal equinox

noun 0.810

autumn equinox

noun 0.779

equinox

noun 0.769

equinoctial

noun 0.704

summer solstice

noun 0.649

winter solstice

noun 0.621

solstice

noun 0.596

springtime

noun 0.588

mid-spring

noun 0.561

vernalization

noun 0.551

magnetic equator

noun 0.531

midsummer

noun 0.530

equator

noun 0.525

sunrise

noun 0.515

ecliptic

noun 0.513

spring

noun 0.513

midwinter

noun 0.511