travel, traveling, travelling - the act of going from one place to another; "he enjoyed selling but he hated the travel"

fording, ford - the act of crossing a stream or river by wading or in a car or on a horse

traversal, traverse - taking a zigzag path on skis

body of water, water - the part of the earth's surface covered with water (such as a river or lake or ocean); "they invaded our territorial waters"; "they were sitting by the water's edge"

stream, watercourse - a natural body of running water flowing on or under the earth

point - the precise location of something; a spatially limited location; "she walked to a point where she could survey the whole street"

street corner, turning point, corner - the intersection of two streets; "standing on the corner watching all the girls go by"

junction - the place where two or more things come together

grade crossing, level crossing - intersection of a railway and a road on the same level; barriers close road when trains pass

road, route - an open way (generally public) for travel or transportation

grade separation - a crossing that uses an underpass or overpass

path - a way especially designed for a particular use

pedestrian crossing, zebra crossing - street crossing where pedestrians have right of way; often marked in some way especially with diagonal stripes

mating, pairing, sexual union, union, coupling, conjugation - the act of pairing a male and female for reproductive purposes; "the casual couplings of adolescents"; "the mating of some species occurs only in the spring"

dihybrid cross - hybridization using two traits with two alleles each

monohybrid cross - hybridization using a single trait with two alleles (as in Mendel's experiments with garden peas)

reciprocal cross, reciprocal - hybridization involving a pair of crosses that reverse the sexes associated with each genotype

test-cross, testcross - a cross between an organism whose genotype for a certain trait is unknown and an organism that is homozygous recessive for that trait so the unknown genotype can be determined from that of the offspring

genetic science, genetics - the branch of biology that studies heredity and variation in organisms

voyage - a journey to some distant place