chief(primary; principal) adjective [UK: tʃiːf] [US: ˈtʃiːf]Rice is the chief crop in this area. = El arroz es el cultivo principal de esta región.
leading(providing guidance) adjective [UK: ˈliːd.ɪŋ] [US: ˈliːd.ɪŋ]Suicide is a leading cause of death in the country with the longest life expectancy. = El suicidio es una de las causas de muerte principales en el país con la esperanza de vida más alta.
main(chief, most important, or principal in extent, etc.) adjective [UK: meɪn] [US: ˈmeɪn]That's the main thing. = Eso es lo principal.
premier(foremost, very first or very highest in quality or degree) adjective [UK: ˈpre.mɪə(r)] [US: pre.ˈmɪr]
prime(first in importance, degree, or rank) adjective [UK: praɪm] [US: ˈpraɪm]He is considered the prime suspect by the police. = La policía lo considera el principal sospechoso.
principal(primary, main) adjective [UK: ˈprɪn.səp.l̩] [US: ˈprɪn.səp.l̩]The principal livestock is sheep. = El ganado principal son las ovejas.
principalnoun {m}
principal [principals](legal: one on behalf of whom an agent or gestor acts) noun [UK: ˈprɪn.səp.l̩] [US: ˈprɪn.səp.l̩]The principal livestock is sheep. = El ganado principal son las ovejas.
principal de escuela noun {m}
principal [principals](chief administrator of a school) noun [UK: ˈprɪn.səp.l̩] [US: ˈprɪn.səp.l̩]
principalmente adverb
chiefly(especially or primarily; above all) adverb [UK: ˈtʃiː.fli] [US: ˈtʃiː.fli]Matter is composed chiefly of nothing. = La materia está compuesta principalmente de nada.
mainly(chiefly; for the most part) adverb [UK: ˈmeɪn.li] [US: ˈmeɪn.li]He worked mainly as a freelancer. = Él trabajo principalmente por cuenta propia.
mostly(for the most part) adverb [UK: ˈməʊst.li] [US: ˈmoʊst.li]Sulfur has many uses, mostly industrial. = El azufre tiene multitud de usos, principalmente industriales.
predominantly(in a predominant manner) adverb [UK: prɪ.ˈdɒ.mɪ.nənt.li] [US: prə.ˈdɑː.mə.nənt.li]
asignatura principalnoun {f}
major [majors](principal subject or course) noun [UK: ˈmeɪ.dʒə(r)] [US: ˈmeɪ.dʒər]
calle principalnoun {f}
high street(the main street of any town) noun [UK: haɪ striːt] [US: ˈhaɪ ˈstriːt]
carretera principalnoun {f}
main road(major road in a town, village etc.) noun [UK: meɪn rəʊd] [US: ˈmeɪn roʊd]
diagonal principalnoun {f}
main diagonal(diagonal line of a matrix) noun [UK: meɪn daɪ.ˈæ.ɡən.l̩] [US: ˈmeɪn daˈjæ.ɡən.l̩]
