The best replacement for const is define.

The best alternatives to const are rated as following:
★★★★★  define
★★★★  readonly
★★★★  static
★★  static readonly
★★  define php
★★  final
★  define c++
★  final java
★  static c++
★  constexpr
★  enum
★  readonly c#
★  volatile
★  const
★  static php
★  static const
★  static c#
  var javascript
  dim
  define objective-c
  readonly in c#
  const static

Your alternative for const is not listed? Suggest!
Speaking about const, one probably shouldn't forget about typedef.

Other search terms related to const and their ratings are:
★★★★★ typedef
You have in mind a companion for const and it is not yet here? Propose!



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const
define
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