proportional navigation
A form of navigation used by homing missiles, based on the fact that two vehicles are…A form of navigation used by homing missiles, based on the fact that two vehicles are on a collision course when their direct line of sight does not change direction as the range closes.
Meaning
1 senses(uncountable)A form of navigation used by homing missiles, based on the fact that two vehicles are on a collision course when their direct line of sight does not change direction as the range closes.
Synonyms
2 synonymspro navPN
Lessons for this word
1 lessons- A1Countable and uncountable nouns — Because it can be uncountable