Source:http://linkedlifedata.com/resource/umls/id/C1998602
NCI: Any of the occasions for eating food that occur by custom or habit at more or less fixed times. (WordNet),HL7V3.0: <p><b>Description:</b> meal (from lat. ante cibus)</p>,MSH: A portion of the food eaten for the day, usually at regular occasions during the day.