If you devote yourself, your time, or your energy to something, you spend all or most of your time or energy on it. He decided to devote the rest of his life to scientific investigation Considerable resources have been devoted to proving him a liar She gladly gave up her part-time job to devote herself entirely to her art. = dedicate
If you devote a particular proportion of a piece of writing or a speech to a particular subject, you deal with the subject in that amount of space or time. He devoted a major section of his massive report to an analysis of US aircraft design
To appropriate by vow; to set apart or dedicate by a solemn act; to consecrate; also, to consign over; to doom; to evil; to devote one to destruction; the city was devoted to the flames
give entirely to a specific person, activity, or cause; "She committed herself to the work of God"; "give one's talents to a good cause"; "consecrate your life to the church"
To give ones time, focus ones efforts, commit oneself, etc. entirely for, on, or to a certain matter
To give up wholly; to addict; to direct the attention of wholly or compound; to attach; often with a reflexive pronoun; as, to devote one's self to science, to one's friends, to piety, etc