hor·i·zon·tal 
/ˌhorəˈzɑ:ntl̟/ adjective
/ˌhorəˈzɑ:ntl̟/ adjective : positioned from side to side rather than up and down : parallel to the ground
▪ a horizontal line/beam — compare vertical
▪ a horizontal line/beam — compare vertical
— horizontal noun, plural horizontals [count]
▪ a design with strong horizontals [=horizontal lines or parts]
▪ a design with strong horizontals [=horizontal lines or parts]
— hor·i·zon·tal·ly /ˌhorəˈzɑ:ntl̟i/ adverb
▪ The line extends horizontally.
/ˌhorəˈzɑ:ntl̟i/ adverb ▪ The line extends horizontally.
