kibana-123/src/ui/public/timepicker/time_units.js

Kibana is an open source (Apache Licensed), browser based analytics and search dashboard for Elasticsearch. Kibana is a snap to setup and start using. Kibana strives to be easy to get started with, while also being flexible and powerful, just like Elastic

import uiModules from 'ui/modules';
let module = uiModules.get('kibana');

module.constant('timeUnits', {
  s: 'second',
  m: 'minute',
  h: 'hour',
  d: 'day',
  w: 'week',
  M: 'month',
  y: 'year'
});