Over the course of December at Ninoy Aquino Manila International Airport, the length of the day is essentially constant. The shortest day of the month is December 22, with 11 hours, 16 minutes of daylight and the longest day is December 1, with 11 hours, 20 minutes of daylight.
Definition of nuclear for English Language Learners. : 1  of, relating to, producing, or using energy that is created when the nuclei of atoms are split apart or joined together. : 2  having or involving nuclear weapons. : 3  of or relating to the nucleus of an atom.
neutron neuÂ·tron (nÅÅ'trÅn', nyÅÅ'-) n. An electrically neutral subatomic particle in the baryon family, having a mass 1,839 times that of the electron, stable when bound in an atomic nucleus, and having a mean lifetime of approximately 1.0Ã10 3 seconds as a free particle. It and the proton form nearly the entire mass of atomic nuclei.