Definition of dependent. 1  1 : hanging down dependent lamps. 2  2a : determined or conditioned by another : contingent plans that are dependent on the weatherb (1) : relying on another for support dependent children Their youngest daughter is still dependent on them.
Full Definition of NEUTRINO. : an uncharged elementary particle that is believed to have a very small mass, that has any of three forms, and that interacts only rarely with other particles.â neuÂ·triÂ·noÂ·less \-lÉs\ adjective.See neutrino defined for English-language learners. an uncharged elementary particle that is believed to have a very small mass, that has any of three forms, and that interacts only rarely with other particles. â neuÂ·triÂ·noÂ·less \-lÉs\ adjective. See neutrino defined for English-language learners.
n. The elementary particle of light and other electromagnetic radiation; the quantum of electromagnetic energy. The photon is the massless, neutral vector boson that mediates electromagnetic interactions.phoÂ·tonâ²ic adj.hoton. n. 1. (Atomic Physics) a quantum of electromagnetic radiation, regarded as a particle with zero rest mass and charge, unit spin, and energy equal to the product of the frequency of the radiation and the Planck constant.