ɪn bˈɪldɪŋ, ɐ kˈæmbɚ bˈiːm ɪz ɐ pˈiːs ʌv tˈɪmbɚ kˈʌt ˈɑːɹtʃwaɪz, ænd stˈiːl bˈɛnt ɔːɹ ɹˈoʊld, wɪð ɐn əbtˈuːs ˈæŋɡəl ɪnðə mˈɪdəl, kˈɑːmənli jˈuːzd ɪn plˈætfɔːɹmz æz tʃˈɜːtʃ lˈiːdz, ænd ˈʌðɚɹ əkˈeɪʒənz wˌɛɹ lˈɔŋ ænd stɹˈɔŋ bˈiːmz ɑːɹ ɹᵻkwˈaɪɚd.
In building, a camber beam is a piece of timber cut archwise, and steel bent or rolled, with an obtuse angle in the middle, commonly used in platforms as church leads, and other occasions where long and strong beams are required.