Holophrastic
/ˌhəʊləˈfræstɪk,ˌhɑːləˈfræstɪk/
Definition 1 of 2
Pro Tip 1/3Child Language
Holophrastic often describes how toddlers begin to speak, using single words for full ideas. 
A toddler saying 'milk' instead of 'I want milk' is using holophrastic speech.
Pro Tip 2/3Expressing Needs
Holophrastic words can be effective for quickly expressing needs or desires. 
A lost tourist simply saying 'map?' is an example of holophrastic speech.
Pro Tip 3/3Simply Put
Holophrastic speech simplifies communication, making it brief yet whole. 
An employee saying 'break' to indicate they are taking a break is holophrastic.